*{
    margin: 0px;
    padding: 0px;
}
 
#superDivID{
    position: relative;
    /* position: absolute; */
}
 
.baseDivClass{
    padding: 5px;
    float: left;
}
 
.imgDivClass{
    /*内边距*/
    padding: 5px;
    /*边框*/
    border: 1px solid #66CCFF;
    /*圆角*/
    border-radius: 5px;
    /*阴影*/
    box-shadow: 0px 1px 5px #66CCFF;
}
 
.imgDivClass img{
    width: 200px;
    height: auto;
}